Bike— Part 1 採点レポート

提案: 句子时态和人称不一致，语法错误影响表达清晰度。回答也较冗长且有重复，缺乏连接词和更具体的细节。建议： 1) 使用正确时态和人称（过去时）并保持句子简短清晰； 2) 用一两句简洁的支持细节（原因、时间点）； 3) 使用连接词（for example, so, because）使逻辑更顺畅； 4) 控制在不超过5句内。

例: No, I didn't have a bike when I was a child. I couldn't ride a bike at that time, and my parents thought it was unsafe for me. Because of that, they didn't buy one. I finally learned to ride when I was a teenager, so I got my first bike at about sixteen.

提案: 句子缺少动词形式和流畅的连接，细节较泛泛。建议： 1) 使用完整句并注意主谓一致（e.g., "Bikes are very popular"）； 2) 提供更具体的支持细节或例子（例如城市与乡村差异、通勤距离、环境或成本因素）； 3) 使用连接词（for example, because, especially）使答案更有条理； 4) 控制长度并避免口头填充词（如 "yeah"）。

例: Yes, bikes are very popular in my country because they are cheap and convenient for short trips. For example, many students ride bikes to school and office workers use them for short commutes. In some cities, cycling is also encouraged to reduce traffic and pollution.

× No, I didn't have a bike when I am child.

✓ No, I didn't have a bike when I was a child.

句子中谈论过去的情况，应该使用过去时。原句使用了现在时的“am”，与前面的过去时“didn't have”时态不一致。建议：描述过去时的事件时，主句和时间状语都用过去时（例如：was）。

× Firstly it's because I don't know how to ride a bike when I am Mr. Child and my parents think it's not safe.

✓ Firstly, it's because I didn't know how to ride a bike when I was a child and my parents thought it wasn't safe.

这里在讲过去的原因，应该把现在时改为过去时。原句中“don't know/think/isn't safe/when I am”使用了现在时或错误的短语“Mr. Child”。应将其统一为过去时并用正确短语“a child”。建议：把表示过去的动词改为过去式（didn't know, thought），并使用正确的名词短语“a child”。

× So then I learn it when I am a teenager.

✓ So then I learned it when I was a teenager.

句子描述的是过去发生的动作，动词应使用过去式“learned”，并且“when I am a teenager”应为过去时“when I was a teenager”。建议：将一般现在时改为一般过去时以保持时态一致。

× Yes, bikes very popular in our country because everyone needs bikes to go to a short distance, maybe to go work or to go to school, yeah.

✓ Yes, bikes are very popular in our country because everyone needs bikes to go short distances, maybe to go to work or to school.

本句主要存在时态/系动词遗漏和词法问题：缺少系动词“are”（现在时），短语“to go to a short distance”不自然，应改为“to go short distances”，以及“to go work”需要加介词“to”变为“to go to work”。建议：现在时的陈述句需用系动词（bikes are），并使用自然的搭配（go short distances; go to work）。